Bigrams

- Dendogram compares bigrams by OS

- Distance/Adjacency reflects how similar phrases are

- Adjacent OS contain similar bigrams

Topic Modeling

- Different topics can contain the same phrases

- Best separation of topics occcurs with 4 topics

- Topics appear to be challenges, general feelings about eastern bank, app usage, experience with app

LatentDirichletAllocation(learning_decay=0.3, n_components=4, random_state=42)
paying bills
app convenient
mobile deposit
mobile banking
convenient easy
great experience
easy thank
long time
deposit feature
mobile app
merry christmas
check deposits
mobile check
like app
love mobile
quick easy
good app
check deposit
user friendly
love app
THE TOP 50 BIGRAMS WORDS FOR TOPIC #0
['entering deposit', 'friendly convenient', 'got info', 'instead having', 'excellent service', 'try later', 'banking experience', 'check mobile', 'save username', 'transfer funds', 'app just', 'things easier', 'online easy', 'efficient easy', 'happy service', 'choose account', 'doesn work', 'makes things', 'hard time', 'takes long', 'deposit check', 'easy mobile', 'security code', 'app user', 'didn work', 'works fine', 've used', 'pretty good', 'mobile deposits', 'don use', 'paying bills', 'app convenient', 'mobile deposit', 'mobile banking', 'convenient easy', 'great experience', 'easy thank', 'long time', 'deposit feature', 'mobile app', 'merry christmas', 'check deposits', 'mobile check', 'like app', 'love mobile', 'quick easy', 'good app', 'check deposit', 'user friendly', 'love app']


THE TOP 50 BIGRAMS WORDS FOR TOPIC #1
['don bank', 'app time', 'easy deposit', 'really like', 'really easy', 'having bank', 'app fast', 'use online', 'need quickly', 'account balance', 'facial recognition', 'navigate website', 'mobile phone', 'don like', 'love able', 'app simple', 'check accounts', 'make deposits', 'easy make', 'love convenience', 'banking eastern', 'mobile banking', 'checking account', 'like able', 'great easy', 'love banking', 'happy holidays', 'able check', 'site easy', 'photo check', 'doesn work', 'check balance', 'using app', 'great customer', 'good job', 'pay bills', 'good experience', 'debit card', 'check deposit', 'customer service', 'mobile deposit', 'works great', 'use app', 'deposit check', 'app works', 'easy navigate', 'online banking', 'app easy', 'fast easy', 'easy use']


THE TOP 50 BIGRAMS WORDS FOR TOPIC #2
['easy check', 'check balance', 'mobile app', 'using app', 'face id', 'like bank', 'bank accounts', 'landscape mode', 'banking convenient', 'enjoy app', 'satisfied service', 'satisfied eastern', 'bank helpful', 'worked fine', 'great feature', 'banking eastern', 'needs work', 'check balances', 'bank branch', 'makes banking', 'thank eastern', 'bank good', 'far good', 'bank customer', 'bank best', 'app great', 'app use', 'bank easy', 'great work', 'bank great', 'face recognition', 'app makes', 'banking easy', 'app doesn', 'love bank', 'easy follow', 'great job', 'experience eastern', 'happy eastern', 'depositing checks', 'love online', 'simple easy', 'customer service', 'easy fast', 'best bank', 'online banking', 'banking app', 'bank app', 'love eastern', 'eastern bank']


THE TOP 50 BIGRAMS WORDS FOR TOPIC #3
['user interface', 'picture times', 'check easy', 'difficulty getting', 'retake picture', 'checking balance', 'great way', 'getting account', 'transfer accounts', 'username password', 'security code', 'went smoothly', 'depositing checks', 'deposit easy', 'issues app', 'website easy', 'app pretty', 'nice app', 'makes life', 'love guys', 'little slow', 'savings account', 'touch id', 'easy quick', 'make deposit', 'life easier', 'pretty easy', 'money accounts', 'love easy', 'picture check', 'easy deposit', 'transferring money', 'easy access', 'easy maneuver', 'depositing check', 'app great', 'easy transfer', 'super easy', 'nice easy', 'good work', 'great bank', 'easy convenient', 'love bank', 'good service', 'deposit checks', 'transfer money', 'customer service', 'mobile app', 'great app', 'great service']

Dataframe Updated for Topics

Topic Plot

- Dimension reduction allows for plotting in 2D for ease of viewing

- Groupings were based off bigram similarities within a document

- Colors represent the topics

Sentiment Analysis

- Splitting by Topic can Analyze the sentiment of each distinct Topic

- Look for Topics that have Strong Sentiment

- Sentiment is 75-80% accurate, currently exploring better options

Table Reflecting Values

Phrase Cloud

- Generated from Bigrams

(-0.5, 1499.5, 999.5, -0.5)

Deep Learning

- Uses Google Universal Sentence Encoder (GUSE)

- Handles the whole sentence, not just words or short phrases

- Plot reflects comments and sentiment

- Can toggle on and off topics by clicking on legend